Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.36
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -5.72 -0.375 2.14
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index 2.69
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.17 1.117 1.31
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.08
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 17.30

* Based on an €80/tonne carbon price